<HTML>
<BODY BGCOLOR="white">
<PRE>
<FONT color="green">001</FONT>    package org.hackystat.telemetry.analyzer.language.ast;<a name="line.1"></a>
<FONT color="green">002</FONT>    <a name="line.2"></a>
<FONT color="green">003</FONT>    import org.hackystat.telemetry.analyzer.language.TelemetryLanguageException;<a name="line.3"></a>
<FONT color="green">004</FONT>    <a name="line.4"></a>
<FONT color="green">005</FONT>    /**<a name="line.5"></a>
<FONT color="green">006</FONT>     * Y-axis information in telemetry chart definition.<a name="line.6"></a>
<FONT color="green">007</FONT>     * <a name="line.7"></a>
<FONT color="green">008</FONT>     * @author (Cedric) Qin Zhang<a name="line.8"></a>
<FONT color="green">009</FONT>     */<a name="line.9"></a>
<FONT color="green">010</FONT>    public class TelemetryChartYAxisDefinition extends TelemetryDefinition {<a name="line.10"></a>
<FONT color="green">011</FONT>    <a name="line.11"></a>
<FONT color="green">012</FONT>      /** Chart y-axis should have integer numbers. */<a name="line.12"></a>
<FONT color="green">013</FONT>      public static final String NUMBER_TYPE_INTEGER = "integer";<a name="line.13"></a>
<FONT color="green">014</FONT>      /** Chart y-axis should have double number. */<a name="line.14"></a>
<FONT color="green">015</FONT>      public static final String NUMBER_TYPE_DOUBLE = "double";<a name="line.15"></a>
<FONT color="green">016</FONT>      /** Chart y-axis have auto-determined number type, either integer or double. */<a name="line.16"></a>
<FONT color="green">017</FONT>      public static final String NUMBER_TYPE_AUTO = "auto";<a name="line.17"></a>
<FONT color="green">018</FONT>      <a name="line.18"></a>
<FONT color="green">019</FONT>      private Variable[] variables; //List&lt;Variable&gt;<a name="line.19"></a>
<FONT color="green">020</FONT>      <a name="line.20"></a>
<FONT color="green">021</FONT>      private Expression labelParameter; //Variable or StringConstant<a name="line.21"></a>
<FONT color="green">022</FONT>      private String numberType;<a name="line.22"></a>
<FONT color="green">023</FONT>      private boolean autoScaled;<a name="line.23"></a>
<FONT color="green">024</FONT>      private Number lowerBound, upperBound;<a name="line.24"></a>
<FONT color="green">025</FONT>        <a name="line.25"></a>
<FONT color="green">026</FONT>      /**<a name="line.26"></a>
<FONT color="green">027</FONT>       * Constructs the y-axis definition. Y-axis can be either auto-scaled or fixed-scaled,<a name="line.27"></a>
<FONT color="green">028</FONT>       * depending on whether lower bound and upper bounds are supplied or not.<a name="line.28"></a>
<FONT color="green">029</FONT>       * <a name="line.29"></a>
<FONT color="green">030</FONT>       * @param name The name of this y-axis definition.<a name="line.30"></a>
<FONT color="green">031</FONT>       * @param variables The variables used in the definition. Variables are essentially holding<a name="line.31"></a>
<FONT color="green">032</FONT>       *        places so that real value can be swapped in later.<a name="line.32"></a>
<FONT color="green">033</FONT>       *        Null is valid if there is no variable used in this definition.<a name="line.33"></a>
<FONT color="green">034</FONT>       * @param labelParameter Either a &lt;code&gt;Variable&lt;/code&gt; or a &lt;code&gt;StringConstant&lt;/code&gt; for<a name="line.34"></a>
<FONT color="green">035</FONT>       *        y-axis label.<a name="line.35"></a>
<FONT color="green">036</FONT>       * @param numberType The axis number type. Use one of the constants in this class.<a name="line.36"></a>
<FONT color="green">037</FONT>       * @param lowerBound Y-axis lower bound. Null is valid i<a name="line.37"></a>
<FONT color="green">038</FONT>       * @param upperBound Y-axis upper bound.<a name="line.38"></a>
<FONT color="green">039</FONT>       * @param textPosition The text position of the definition string in the input.<a name="line.39"></a>
<FONT color="green">040</FONT>       * <a name="line.40"></a>
<FONT color="green">041</FONT>       * @throws TelemetryLanguageException If y-axis number type is unsupported, <a name="line.41"></a>
<FONT color="green">042</FONT>       *         or supplied lower and upper bounds are invalid.<a name="line.42"></a>
<FONT color="green">043</FONT>       */<a name="line.43"></a>
<FONT color="green">044</FONT>      public TelemetryChartYAxisDefinition(String name, Variable[] variables, Expression labelParameter,<a name="line.44"></a>
<FONT color="green">045</FONT>          String numberType, Number lowerBound, Number upperBound, TextPosition textPosition) <a name="line.45"></a>
<FONT color="green">046</FONT>          throws TelemetryLanguageException {<a name="line.46"></a>
<FONT color="green">047</FONT>        super(name, textPosition);<a name="line.47"></a>
<FONT color="green">048</FONT>        this.variables = variables == null ? new Variable[0] : variables;<a name="line.48"></a>
<FONT color="green">049</FONT>        <a name="line.49"></a>
<FONT color="green">050</FONT>        //check label parameter<a name="line.50"></a>
<FONT color="green">051</FONT>        if (labelParameter instanceof Variable || labelParameter instanceof StringConstant) {<a name="line.51"></a>
<FONT color="green">052</FONT>          this.labelParameter = labelParameter;<a name="line.52"></a>
<FONT color="green">053</FONT>        }<a name="line.53"></a>
<FONT color="green">054</FONT>        else {<a name="line.54"></a>
<FONT color="green">055</FONT>          throw new TelemetryLanguageException("labelParameter must be of type either Variable " +<a name="line.55"></a>
<FONT color="green">056</FONT>              "or StringConstant.");<a name="line.56"></a>
<FONT color="green">057</FONT>        }<a name="line.57"></a>
<FONT color="green">058</FONT>        <a name="line.58"></a>
<FONT color="green">059</FONT>        //check number type<a name="line.59"></a>
<FONT color="green">060</FONT>        if (NUMBER_TYPE_INTEGER.equals(numberType) || NUMBER_TYPE_DOUBLE.equals(numberType)<a name="line.60"></a>
<FONT color="green">061</FONT>            || NUMBER_TYPE_AUTO.equals(numberType)) {<a name="line.61"></a>
<FONT color="green">062</FONT>          this.numberType = numberType;<a name="line.62"></a>
<FONT color="green">063</FONT>        }<a name="line.63"></a>
<FONT color="green">064</FONT>        else {<a name="line.64"></a>
<FONT color="green">065</FONT>          throw new TelemetryLanguageException("Y-Axis number type must be one of integer|double|auto");<a name="line.65"></a>
<FONT color="green">066</FONT>        }<a name="line.66"></a>
<FONT color="green">067</FONT>    <a name="line.67"></a>
<FONT color="green">068</FONT>        //check bounds<a name="line.68"></a>
<FONT color="green">069</FONT>        if (lowerBound == null &amp;&amp; upperBound == null) {<a name="line.69"></a>
<FONT color="green">070</FONT>          this.autoScaled = true;<a name="line.70"></a>
<FONT color="green">071</FONT>          this.lowerBound = null;<a name="line.71"></a>
<FONT color="green">072</FONT>          this.upperBound = null;<a name="line.72"></a>
<FONT color="green">073</FONT>        }<a name="line.73"></a>
<FONT color="green">074</FONT>        else if (lowerBound != null &amp;&amp; upperBound != null) {<a name="line.74"></a>
<FONT color="green">075</FONT>          if (NUMBER_TYPE_INTEGER.equals(numberType) &amp;&amp; <a name="line.75"></a>
<FONT color="green">076</FONT>              ! (lowerBound instanceof Integer &amp;&amp; upperBound instanceof Integer)) {<a name="line.76"></a>
<FONT color="green">077</FONT>            throw new TelemetryLanguageException("Upper and lower bound for integer y-axis must be" +<a name="line.77"></a>
<FONT color="green">078</FONT>                "integers.");<a name="line.78"></a>
<FONT color="green">079</FONT>          }<a name="line.79"></a>
<FONT color="green">080</FONT>          if (lowerBound.floatValue() &gt;= upperBound.floatValue()) {<a name="line.80"></a>
<FONT color="green">081</FONT>            throw new TelemetryLanguageException(<a name="line.81"></a>
<FONT color="green">082</FONT>                "Y-Axis lower bound must be smaller than its upper bound.");<a name="line.82"></a>
<FONT color="green">083</FONT>          }<a name="line.83"></a>
<FONT color="green">084</FONT>          this.autoScaled = false;<a name="line.84"></a>
<FONT color="green">085</FONT>          this.lowerBound = lowerBound;<a name="line.85"></a>
<FONT color="green">086</FONT>          this.upperBound = upperBound;<a name="line.86"></a>
<FONT color="green">087</FONT>        }<a name="line.87"></a>
<FONT color="green">088</FONT>        else {<a name="line.88"></a>
<FONT color="green">089</FONT>          throw new TelemetryLanguageException("You must specify both lower and upper bounds, " +<a name="line.89"></a>
<FONT color="green">090</FONT>              "or none of them.");<a name="line.90"></a>
<FONT color="green">091</FONT>        }<a name="line.91"></a>
<FONT color="green">092</FONT>      }<a name="line.92"></a>
<FONT color="green">093</FONT>      <a name="line.93"></a>
<FONT color="green">094</FONT>      /**<a name="line.94"></a>
<FONT color="green">095</FONT>       * Gets an array of variables used in the definition.<a name="line.95"></a>
<FONT color="green">096</FONT>       * <a name="line.96"></a>
<FONT color="green">097</FONT>       * @return An array of &lt;code&gt;Varaible&lt;/code&gt; objects. If there is no variable used,<a name="line.97"></a>
<FONT color="green">098</FONT>       *         then an empty array is returned.<a name="line.98"></a>
<FONT color="green">099</FONT>       */<a name="line.99"></a>
<FONT color="green">100</FONT>      public Variable[] getVariables() {<a name="line.100"></a>
<FONT color="green">101</FONT>        return this.variables;<a name="line.101"></a>
<FONT color="green">102</FONT>      }<a name="line.102"></a>
<FONT color="green">103</FONT>      <a name="line.103"></a>
<FONT color="green">104</FONT>      /**<a name="line.104"></a>
<FONT color="green">105</FONT>       * Gets the y-axis label.<a name="line.105"></a>
<FONT color="green">106</FONT>       * <a name="line.106"></a>
<FONT color="green">107</FONT>       * @return Either a &lt;code&gt;Variable&lt;/code&gt; or a &lt;code&gt;StringConstant&lt;/code&gt; for y-axis label.<a name="line.107"></a>
<FONT color="green">108</FONT>       */<a name="line.108"></a>
<FONT color="green">109</FONT>      public Expression getLabelParameter() {<a name="line.109"></a>
<FONT color="green">110</FONT>        return this.labelParameter;<a name="line.110"></a>
<FONT color="green">111</FONT>      }<a name="line.111"></a>
<FONT color="green">112</FONT>      <a name="line.112"></a>
<FONT color="green">113</FONT>      /**<a name="line.113"></a>
<FONT color="green">114</FONT>       * Gets the y-axis number type. The return value is one of the number type constant defined<a name="line.114"></a>
<FONT color="green">115</FONT>       * in this class.<a name="line.115"></a>
<FONT color="green">116</FONT>       * <a name="line.116"></a>
<FONT color="green">117</FONT>       * @return Y-axis number type.<a name="line.117"></a>
<FONT color="green">118</FONT>       */<a name="line.118"></a>
<FONT color="green">119</FONT>      public String getNumberType() {<a name="line.119"></a>
<FONT color="green">120</FONT>        return this.numberType;<a name="line.120"></a>
<FONT color="green">121</FONT>      }<a name="line.121"></a>
<FONT color="green">122</FONT>      <a name="line.122"></a>
<FONT color="green">123</FONT>      /**<a name="line.123"></a>
<FONT color="green">124</FONT>       * Determines whether the y-axis is auto-scales.<a name="line.124"></a>
<FONT color="green">125</FONT>       * <a name="line.125"></a>
<FONT color="green">126</FONT>       * @return True if y-axis is auto-scaled.<a name="line.126"></a>
<FONT color="green">127</FONT>       */<a name="line.127"></a>
<FONT color="green">128</FONT>      public boolean isAutoScale() {<a name="line.128"></a>
<FONT color="green">129</FONT>        return this.autoScaled;<a name="line.129"></a>
<FONT color="green">130</FONT>      }<a name="line.130"></a>
<FONT color="green">131</FONT>      <a name="line.131"></a>
<FONT color="green">132</FONT>      /**<a name="line.132"></a>
<FONT color="green">133</FONT>       * Gets the lower bound of the axis.<a name="line.133"></a>
<FONT color="green">134</FONT>       * <a name="line.134"></a>
<FONT color="green">135</FONT>       * @return The lower bound of the axis, or null if the axis is auto-scaled.<a name="line.135"></a>
<FONT color="green">136</FONT>       */<a name="line.136"></a>
<FONT color="green">137</FONT>      public Number getLowerBound() {<a name="line.137"></a>
<FONT color="green">138</FONT>        return this.lowerBound;<a name="line.138"></a>
<FONT color="green">139</FONT>      }<a name="line.139"></a>
<FONT color="green">140</FONT>      <a name="line.140"></a>
<FONT color="green">141</FONT>      /**<a name="line.141"></a>
<FONT color="green">142</FONT>       * Gets the upper bound of the axis.<a name="line.142"></a>
<FONT color="green">143</FONT>       * <a name="line.143"></a>
<FONT color="green">144</FONT>       * @return The upper bound of the axis, or null if the axis is auto-scaled.<a name="line.144"></a>
<FONT color="green">145</FONT>       */<a name="line.145"></a>
<FONT color="green">146</FONT>      public Number getUpperBound() {<a name="line.146"></a>
<FONT color="green">147</FONT>        return this.upperBound;<a name="line.147"></a>
<FONT color="green">148</FONT>      }<a name="line.148"></a>
<FONT color="green">149</FONT>    }<a name="line.149"></a>




























































</PRE>
</BODY>
</HTML>
